2021878778

素因数分解:

$2^1\times {\mathrm{433}}^1\times {\mathrm{643}}^1\times {\mathrm{3631}}^1$

素因数の和:4709

約数の個数: 16

約数和(自身を含む): 3045388416

約数和(自身を除く): 1023509638

約数列:

[1, 2, 433, 643, 866, 1286, 3631, 7262, 278419, 556838, 1572223, 2334733, 3144446, 4669466, 1010939389, 2021878778]

約数ペア:

[(1, 2021878778), (2, 1010939389), (433, 4669466), (643, 3144446), (866, 2334733), (1286, 1572223), (3631, 556838), (7262, 278419)]